1/4 HSS Black & Gold 137° Series JH522 Jobber Drill
Superior - 137° Split Point - BlackGold
Excellent in high speed machining applications
Industrial-Grade NAS High Speed Steel (HSS)
Applications: Steel (low and medium carbon), Steel Alloy, Stainless Steel, Strength Alloys
Features Back To Top
- Precision CNC machined for faster, more efficient chip removal
- Aggressive web taper prevents breakage for more holes per drill bit
- Split point tip penetrates surface on contact and prevents drill bit "walking"
- Shorter, stronger cutting lip for easier drilling and longer life
- Heavy taper with narrow tip for quick starts without sacrificing the structure
- Engineered for less torque and lightens operator load
- Tri-flat shank on all sizes
- Industrial-grade NAS High Speed Steel (HSS)
- Made in the USA
Tech Specs Back To Top
| Brand | RMT-Rocky Mountain Twist |
|---|---|
| Coating/Finish | Black & Gold Oxide |
| Decimal Size | 0.2500" |
| Flute Length | 2-1/8 inch |
| Fractional Size | 1/4" |
| Material | High Speed Steel |
| Overall Length | 4 inch |
| Point Angle | 137 deg |
| Quantity | 12 |
| Series | JH522 |
